Malicious PDF — malware analysis report

Static analysis result for SHA-256 fb7bba387df76100…

MALICIOUS

PDF

24.0 KB
MD5: e8bd8b476dc28ffc05a9b44a8248c762 SHA-1: 5e69304a248a192bf8ddb1c52e4a28e025d6ee19 SHA-256: fb7bba387df761009daa13e160ad91cb47ad9c45e31a589c67fb4dfd181af38a
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1059.001 PowerShell

The PDF file contains XFA form data and triggers a critical heuristic for CVE-2010-0188, indicating an exploit targeting Adobe Reader. The embedded URL, while not directly malicious in reputation, is part of the XFA template structure. The script content, though obfuscated, suggests dynamic loading of XML data, which is typical for XFA exploits aiming to download and execute further stages. The ClamAV detection further confirms its malicious nature.

Heuristics 4

  • Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188
    PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
  • ClamAV: Pdf.Exploit.Dropped-78 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-78
  • XFA form low PDF_XFA
    PDF uses XML Forms Architecture — can contain script logic
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://www.xfa.org/schema/xfa-template/2.5/